package com.military.utils;

import com.aliyun.oss.*;
import com.aliyun.oss.common.auth.CredentialsProviderFactory;
import com.aliyun.oss.common.auth.EnvironmentVariableCredentialsProvider;
import com.aliyun.oss.common.comm.SignVersion;
import com.military.pojo.SymbolFileType;
import lombok.Value;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import java.io.ByteArrayInputStream;
import java.time.LocalDate;
import java.time.format.DateTimeFormatter;
import java.util.UUID;

@Component
public class AliyunOSSOperator {


    private String endpoint = "https://oss-cn-beijing.aliyuncs.com";
    private String bucketName= "military-liuli" ;
    private String region= "cn-beijing" ;

//    @Autowired
//    private AliyunOSSProperties  aliyunOSSProperties;
    public String upload(byte[] content, String originalFilename) throws Exception {
//        String endpoint = aliyunOSSProperties.getEndpoint();
//        String bucketName = aliyunOSSProperties.getBucketName();
//        String region = aliyunOSSProperties.getBucketName();

        // 从环境变量中获取访问凭证。运行本代码示例之前，请确保已设置环境变量OSS_ACCESS_KEY_ID和OSS_ACCESS_KEY_SECRET。
        EnvironmentVariableCredentialsProvider credentialsProvider = CredentialsProviderFactory.newEnvironmentVariableCredentialsProvider();

        // 填写Object完整路径，例如202406/1.png。Object完整路径中不能包含Bucket名称。
        //获取当前系统日期的字符串,格式为 yyyy/MM
        String dir = LocalDate.now().format(DateTimeFormatter.ofPattern("yyyy/MM"));
        //生成一个新的不重复的文件名
//        String newFileName = "2D" + originalFilename.substring(originalFilename.lastIndexOf(".svg" ));
//        String newFileNameTow = "3D" + originalFilename.substring(originalFilename.lastIndexOf(".glb"));
//        String objectName = dir + "/" + newFileName;
//        String objectNameTow = dir + "/" + newFileNameTow;


        int dotIndex = originalFilename.lastIndexOf(".");
        if (dotIndex == -1 || dotIndex == originalFilename.length() - 1) {
            throw new IllegalArgumentException("Invalid file name, missing extension.");
        }

        String extension = originalFilename.substring(dotIndex);

        SymbolFileType fileType = SymbolFileType.fromExtension(extension);

        String uniqueId = UUID.randomUUID().toString().substring(0, 8);
        String newFileName = fileType.name() + "_" + uniqueId + fileType.getExt();
        String objectName = dir + "/" + newFileName;



        // 创建OSSClient实例。
        ClientBuilderConfiguration clientBuilderConfiguration = new ClientBuilderConfiguration();
        clientBuilderConfiguration.setSignatureVersion(SignVersion.V4);
        OSS ossClient = OSSClientBuilder.create()
                .endpoint(endpoint)
                .credentialsProvider(credentialsProvider)
                .clientConfiguration(clientBuilderConfiguration)
                .region(region)
                .build();

        try {
            ossClient.putObject(bucketName, objectName, new ByteArrayInputStream(content));
        } finally {
            ossClient.shutdown();
        }

//        if (objectName.contains("2D")){
//            return endpoint.split("//")[0] + "//" + bucketName + "." + endpoint.split("//")[1] + "/" + objectName;
//        }else {
//            return endpoint.split("//")[0] + "//" + bucketName + "." + endpoint.split("//")[1] + "/" + objectNameTow;
//        }

        return endpoint.split("//")[0] + "//" + bucketName + "." + endpoint.split("//")[1] + "/" + objectName;
//        return endpoint.split("//")[0] + "//" + bucketName + "." + endpoint.split("//")[1] + "/" + objectNameTow;
    }

}
